Kelly Bar ChinaNov 26, 20223 minHow should the kelly bar be maintained everyday ?Kelly ba ris a very important part for drilling rig which its quality directly affects the work efficiency by transferring up pressure to...
Kelly Bar ChinaNov 26, 20221 minHow too choose the proper Drilling tools?The drilling augers have been designed for drilling in dry soil and in rock. Various teeth type are avaliable for different soil...
Kelly Bar ChinaNov 26, 20221 minWhat you need know about Casing & Tremie pipe?Tremie pipes are normally used to pump concreat into a pile drilled, after the steel cage reinforcement in placed in opration. Tremie...